Question: What language translates "B-Lactose" into "Sv-laktos.ogg"?
Paraphrase: In which language is "B-Lactose" translated as "Sv-laktos.ogg"?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q127900 p:P443 ?s . ?s ps:P443 ?x filter(contains(?x , 'Sv-laktos.ogg')) . ?s pq:P407 ?value}